#!bin/bash

s1_hello(){
echo "hello,woeld!"
}

s2_tell_who_i_am(){
echo "$(shoami)"
}
s3_shich_distro_do_i_user(){
cat /etc/*-release | grep"^NAME"
}
s4_view_my_cpu_arch(){
uname -m
}
s5_show_first_scsi_disk_size(){
lsblk -1 | \grep disk | \grep '^sda' | \awk '{print $4}' |tr -d'G'
}
s6_show_main_memory_size_in_megabytes(){
free -m | grep "Men:" | awk '{print $2}'
}
